EP4495103A4 - Verfahren zur rückgewinnung einer ionischen flüssigkeit - Google Patents

Verfahren zur rückgewinnung einer ionischen flüssigkeit

Info

Publication number
EP4495103A4
EP4495103A4 EP23770897.9A EP23770897A EP4495103A4 EP 4495103 A4 EP4495103 A4 EP 4495103A4 EP 23770897 A EP23770897 A EP 23770897A EP 4495103 A4 EP4495103 A4 EP 4495103A4
Authority
EP
European Patent Office
Prior art keywords
recovering
ionic liquid
ionic
liquid
Prior art date
Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
Pending
Application number
EP23770897.9A
Other languages
English (en)
French (fr)
Other versions
EP4495103A1 (de
Inventor
Naoki Wada
Kenji Takahashi
Yuto Okubo
Susumu Watanabe
Hitoshi Watanabe
Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)
Daicel Corp
Kanazawa University NUC
Original Assignee
Daicel Corp
Kanazawa University NUC
Priority date (The priority date is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the date listed.)
Filing date
Publication date
Application filed by Daicel Corp, Kanazawa University NUC filed Critical Daicel Corp
Publication of EP4495103A1 publication Critical patent/EP4495103A1/de
Publication of EP4495103A4 publication Critical patent/EP4495103A4/de
Pending legal-status Critical Current

Links

Classifications

    • C—CHEMISTRY; METALLURGY
    • C07—ORGANIC CHEMISTRY
    • C07B—GENERAL METHODS OF ORGANIC CHEMISTRY; APPARATUS THEREFOR
    • C07B63/00—Purification; Separation; Stabilisation; Use of additives
    • C—CHEMISTRY; METALLURGY
    • C07—ORGANIC CHEMISTRY
    • C07C—ACYCLIC OR CARBOCYCLIC COMPOUNDS
    • C07C209/00—Preparation of compounds containing amino groups bound to a carbon skeleton
    • C07C209/82—Purification; Separation; Stabilisation; Use of additives
    • C07C209/86—Separation
    • C—CHEMISTRY; METALLURGY
    • C07—ORGANIC CHEMISTRY
    • C07C—ACYCLIC OR CARBOCYCLIC COMPOUNDS
    • C07C51/00—Preparation of carboxylic acids or their salts, halides or anhydrides
    • C07C51/42—Separation; Purification; Stabilisation; Use of additives
    • C07C51/48—Separation; Purification; Stabilisation; Use of additives by liquid-liquid treatment
    • C—CHEMISTRY; METALLURGY
    • C07—ORGANIC CHEMISTRY
    • C07D—HETEROCYCLIC COMPOUNDS
    • C07D233/00—Heterocyclic compounds containing 1,3-diazole or hydrogenated 1,3-diazole rings, not condensed with other rings
    • C07D233/54—Heterocyclic compounds containing 1,3-diazole or hydrogenated 1,3-diazole rings, not condensed with other rings having two double bonds between ring members or between ring members and non-ring members
    • C07D233/56—Heterocyclic compounds containing 1,3-diazole or hydrogenated 1,3-diazole rings, not condensed with other rings having two double bonds between ring members or between ring members and non-ring members with only hydrogen atoms or radicals containing only hydrogen and carbon atoms, attached to ring carbon atoms
    • C07D233/58—Heterocyclic compounds containing 1,3-diazole or hydrogenated 1,3-diazole rings, not condensed with other rings having two double bonds between ring members or between ring members and non-ring members with only hydrogen atoms or radicals containing only hydrogen and carbon atoms, attached to ring carbon atoms with only hydrogen atoms or radicals containing only hydrogen and carbon atoms, attached to ring nitrogen atoms
    • Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
    • Y02—TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
    • Y02P—CLIMATE CHANGE MITIGATION TECHNOLOGIES IN THE PRODUCTION OR PROCESSING OF GOODS
    • Y02P20/00—Technologies relating to chemical industry
    • Y02P20/50—Improvements relating to the production of bulk chemicals
    • Y02P20/54—Improvements relating to the production of bulk chemicals using solvents, e.g. supercritical solvents or ionic liquids

Landscapes

  • Chemical & Material Sciences (AREA)
  • Organic Chemistry (AREA)
  • Engineering & Computer Science (AREA)
  • Oil, Petroleum & Natural Gas (AREA)
  • Organic Low-Molecular-Weight Compounds And Preparation Thereof (AREA)
EP23770897.9A 2022-03-16 2023-03-16 Verfahren zur rückgewinnung einer ionischen flüssigkeit Pending EP4495103A4 (de)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
PCT/JP2022/011993 WO2023175788A1 (ja) 2022-03-16 2022-03-16 イオン液体の回収方法
PCT/JP2023/010485 WO2023176944A1 (ja) 2022-03-16 2023-03-16 イオン液体の回収方法

Publications (2)

Publication Number Publication Date
EP4495103A1 EP4495103A1 (de) 2025-01-22
EP4495103A4 true EP4495103A4 (de) 2026-03-18

Family

ID=88022549

Family Applications (1)

Application Number Title Priority Date Filing Date
EP23770897.9A Pending EP4495103A4 (de) 2022-03-16 2023-03-16 Verfahren zur rückgewinnung einer ionischen flüssigkeit

Country Status (5)

Country Link
US (1) US20250197312A1 (de)
EP (1) EP4495103A4 (de)
JP (1) JPWO2023176944A1 (de)
CN (1) CN119677722A (de)
WO (2) WO2023175788A1 (de)

Family Cites Families (7)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE102004058907A1 (de) 2004-12-07 2006-06-08 Basf Ag Reinigung von ionischen Flüssigkeiten
US9834516B2 (en) * 2007-02-14 2017-12-05 Eastman Chemical Company Regioselectively substituted cellulose esters produced in a carboxylated ionic liquid process and products produced therefrom
JP2010184902A (ja) 2009-02-13 2010-08-26 Kri Inc イオン液体の精製方法および回収方法
JP5794609B2 (ja) 2011-01-06 2015-10-14 国立大学法人鳥取大学 セルロース系バイオマスの処理方法
US8927737B2 (en) * 2011-08-09 2015-01-06 Basf Se Process for purifying ionic liquids
JP2015096255A (ja) 2013-11-15 2015-05-21 国立大学法人金沢大学 イオン液体の分離方法
EP3214097B1 (de) 2014-10-27 2018-12-12 National University Corporation Kanazawa University Verfahren zur herstellung eines polysaccharidderivats und ligninderivats

Non-Patent Citations (1)

* Cited by examiner, † Cited by third party
Title
No further relevant documents disclosed *

Also Published As

Publication number Publication date
CN119677722A (zh) 2025-03-21
EP4495103A1 (de) 2025-01-22
JPWO2023176944A1 (de) 2023-09-21
WO2023175788A1 (ja) 2023-09-21
US20250197312A1 (en) 2025-06-19
WO2023176944A1 (ja) 2023-09-21

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Legal Events

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A4 Supplementary search report drawn up and despatched

Effective date: 20260216

RIC1 Information provided on ipc code assigned before grant

Ipc: C07D 233/58 20060101AFI20260210BHEP

Ipc: C08B 3/06 20060101ALI20260210BHEP

Ipc: C08B 3/22 20060101ALI20260210BHEP